CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 3,740,152 | $173,580 | — | — |
| Q4 2016 | 3,954,185 | $152,908 | — | — |
| Q3 2016 | 4,701,449 | $202,633 | — | — |
| Q2 2016 | 3,205,128 | $120,384 | — | — |
| Q1 2016 | 2,771,448 | $99,771 | — | — |
| Q4 2015 | 4,822,055 | $159,129 | — | — |
| Q3 2015 | 3,079,056 | $86,214 | — | — |
| Q2 2015 | 1,824,812 | $71,165 | — | — |
| Q1 2015 | 2,239,884 | $98,553 | — | — |
| Q4 2014 | 2,035,323 | $101,767 | — | — |
| Q3 2014 | 2,006,242 | $80,249 | — | — |
| Q2 2014 | 2,120,137 | $74,205 | — | — |
| Q1 2014 | 2,960,796 | $103,632 | — | — |
| Q4 2013 | 3,340,248 | $133,611 | — | — |
| Q3 2013 | 2,355,636 | $77,734 | — | — |
| Q2 2013 | 2,301,715 | $57,842 | — | — |